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| author | Gaëtan Gilbert | 2018-09-03 14:37:12 +0200 |
|---|---|---|
| committer | Gaëtan Gilbert | 2018-09-03 14:37:12 +0200 |
| commit | c880e9e01d57eb4beca561e209839caa66d38742 (patch) | |
| tree | 87752aad1c8aab7afece5d83f4d38175d0f2768c /kernel/uGraph.ml | |
| parent | bb5c4eee0807cd988d236d4538a2fa2f05ef0daf (diff) | |
| parent | 6d998b5a0e6090b5c7d87d575016adc127b666d9 (diff) | |
Merge PR #891: Check universes are declared
Diffstat (limited to 'kernel/uGraph.ml')
| -rw-r--r-- | kernel/uGraph.ml | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/uGraph.ml b/kernel/uGraph.ml index bc624ba56d..95d71965df 100644 --- a/kernel/uGraph.ml +++ b/kernel/uGraph.ml @@ -529,6 +529,11 @@ let add_universe vlev strict g = let add_universe_unconstrained vlev g = fst (add_universe_gen vlev g) +exception UndeclaredLevel of Univ.Level.t +let check_declared_universes g us = + let check l = if not (UMap.mem l g.entries) then raise (UndeclaredLevel l) in + Univ.LSet.iter check us + exception Found_explanation of explanation let get_explanation strict u v g = |